Madison Arm Wind ForecastUnited StatesMTGallatin CountyMadison Arm1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast NOAAWind Real-Time Madison Arm wind forecast issued yesterday at 11:36 pm. Next forecast at approx. 11:36 am.Madison Arm Wind Statistics December WindWest Yellowstone (5 miles)2025NovemberDecemberStrongest – Average December–Strongest – Average November–Strongest 12 May, 202528.9mph SSWAverage 20258.8mphClimate (2010–Present)West Yellowstone (5 miles)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 15 June, 202435.8mph SSWAverage 2021–20258.7mphGet WillyWeather+ to remove ads